import axios from "axios";
import { Notification, MessageBox, Message, Loading } from "element-ui";
import store from "@/store";
import { getToken } from "@/utils/auth";
import errorCode from "@/utils/errorCode";
import { removeToken, removeUserName, removeLevel } from "@/utils/auth";
import router from "@/router";
// import { saveAs } from "file-saver";
// import { tansParams, blobValidate } from "@/utils/commonUtils";
// let downloadLoadingInstance;

export let isRelogin = { show: false };
axios.defaults.headers["Content-Type"] = "application/json;charset=utf-8";
const service = axios.create({
  // baseURL: "http://192.168.5.52:8066/", //请求地址-测试-本地
  baseURL: "http://192.168.5.104:8066/", //请求地址-线上104
  // baseURL: "http://10.220.65.57:8082/", //请求地址-线上
  // baseURL: "http://localhost:8066/", // 服务器本机
  // baseURL:
  //   process.env.NODE_ENV == "production"
  //     ? process.env.VUE_APP_BASE_API
  //     : "http://192.168.5.52:8067", //请求地址-线上
  timeout: 2 * 60 * 1000,
});

// request 拦截器
service.interceptors.request.use(
  (config) => {
    const isToken = (config.headers || {}).isToken === false;
    if (getToken() && !isToken) {
      config.headers["Authorization"] = getToken();
    }
    return config;
  },
  (error) => {
    console.log(error);
    Promise.reject(error);
  }
);

// response 拦截器
service.interceptors.response.use(
  (res) => {
    const code = res.data.code || 200;
    // 获取错误信息
    const msg = errorCode[code] || res.data.msg || errorCode["default"];
    // 二进制数据则直接返回
    if (
      res.request.responseType === "blob" ||
      res.request.responseType === "arraybuffer"
    ) {
      return res.data;
    }
    if (code === 501 || code === 500) {
      if (!isRelogin.show) {
        isRelogin.show = true;
        MessageBox.confirm(
          "登录状态已过期，您可以继续留在该页面，或者重新登录",
          "系统提示",
          {
            confirmButtonText: "重新登录",
            cancelButtonText: "取消",
            type: "warning",
          }
        )
          .then(() => {
            isRelogin.show = false;
            removeToken();
            removeUserName();
            removeLevel();
            router.replace({ path: "/login" });
          })
          .catch(() => {
            isRelogin.show = false;
          });
      }
      return Promise.reject("无效的会话，或者会话已过期，请重新登录。");
    } else if (code === 601) {
      Message({ message: msg, type: "warning" });
      return Promise.reject("error");
    } else if (code !== 200) {
      Notification.error({ title: msg });
      return Promise.reject("error");
    } else {
      return res.data;
    }
  },
  (error) => {
    if (error.status == 500) {
      if (!isRelogin.show) {
        isRelogin.show = true;
        MessageBox.confirm(
          "登录状态已过期，请重新登录",
          "系统提示",
          {
            confirmButtonText: "重新登录",
            cancelButtonText: "取消",
            type: "warning",
          }
        )
          .then(() => {
            isRelogin.show = false;
            removeToken();
            removeUserName();
            removeLevel();
            router.replace({ path: "/login" });
          })
          .catch(() => {
            isRelogin.show = false;
          });
      }
    }
    console.log("err" + error);
    let { message } = error;
    if (message == "Network Error") {
      message = "后端接口连接异常";
    } else if (message.includes("timeout")) {
      message = "系统接口请求超时";
    } else if (message.includes("Request failed with status code")) {
      message = "系统接口" + message.substr(message.length - 3) + "异常";
    }
    if (message) {
      Message({ message: message, type: "error", duration: 3 * 1000 });
    }
    return Promise.reject(error);
  }
);

// 通用下载方法
// export function download(url, params, filename, config) {
//     downloadLoadingInstance = Loading.service({
//         text: "正在下载数据，请稍候",
//         spinner: "el-icon-loading",
//         background: "rgba(0, 0, 0, 0.7)",
//     });
//     return service
//         .post(url, params, {
//             transformRequest: [
//                 (params) => {
//                     return tansParams(params);
//                 },
//             ],
//             headers: { "Content-Type": "application/x-www-form-urlencoded" },
//             responseType: "blob",
//             ...config,
//         })
//         .then(async (data) => {
//             const isBlob = blobValidate(data);
//             if (isBlob) {
//                 const blob = new Blob([data]);
//                 saveAs(blob, filename);
//             } else {
//                 const resText = await data.text();
//                 const rspObj = JSON.parse(resText);
//                 const errMsg =
//                     errorCode[rspObj.code] || rspObj.msg || errorCode["default"];
//                 Message.error(errMsg);
//             }
//             downloadLoadingInstance.close();
//         })
//         .catch((r) => {
//             console.error(r);
//             Message.error("下载文件出现错误，请联系管理员！");
//             downloadLoadingInstance.close();
//         });
// }

export default service;
